Alloy steels those that are added with alloying elements to achieve certain material properties. Alloying elements are added in lower quantities to increase hardenability or strength, and in larger quantities to achieve special properties like high temperature stability or corrosion resistance.
steel
AISI 4620H is a nickel-molybdenum steel. The following data sheet provides an overview of AISI 4620H alloy steel.
Chemical composition %:
Grade |
Chemical composition %: |
||||||
C |
Si |
Mn |
S |
P |
Mo |
Ni |
|
0.17-0.23 |
0.15-0.35 |
0.35-0.75 |
≤0.040 |
≤0.035 |
0.2-0.3 |
1.55-2 |
mechanical properties:
Grade |
Mechanical properties: |
||||
Tensile strength σb |
Yield strength σb |
Elongation at break |
Reduction of area |
Hardness |
|
min |
min |
min |
min |
max |
|
600 |
380 |
30.70% |
68% |
192HB |
Notes:
1, specification: DIA 80-1200mm(forged round bar), 80-1200mm(square bar) Length 3-16 meters
2, heat treatment: Quenching,Annealing,Normalizing and Tempering.
3, tolerance: 0-+3mm(DIA), 0-+10mm(Length)
Our company, KUNFENG can produce all sizes of forged steel round bar, forged square bar, forged shafts and forged blocks.
Tags: ASTM A29/A29M 5130, AISI 4145, AISI 4140